Blender base



FIG. 1 is a perspective view of a blender base showing my new design;

FIG. 2 is a side elevational view of the side thereof not shown in FIG. 1, the two sides being mirror images of one another;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a partial vertical sectional view taken generally on the line 6--6 of FIG. 3. 

The ornamental design for a blender base, as shown and described. 